Home / 3,883.04-5,821.27-1,690.10

Finding the Fourth Proportional to 3,883.04, 5,821.27 and 1,690.10

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Solution

The fourth proportional to 3,883.04, 5,821.27 and 1,690.10 is: 2,533.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.04 : 5,821.27 = 1,690.10 : x
  2. Step 2: Convert to fraction form
    3,883.04/5,821.27 = 1,690.10/x
  3. Step 3: Cross multiply
    3,883.04x = 5,821.27 × 1,690.10
  4. Step 4: Simplify right side
    3,883.04x = 9,838,516.93
  5. Step 5: Solve for x
    x = 9,838,516.93/3,883.04
  6. Step 6: Final answer
    x = 2,533.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.